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Stockholders' Equity Preferred Stock (Details) - EID [Member] - shares | Jun. 30, 2019 | Dec. 31, 2018 | Jun. 30, 2018
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$4.50 Series Preferred Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Preferred Stock, Shares Authorized | 23,000,000 | 23,000,000 | 23,000,000
Preferred Stock, Shares Issued | 1,673,000 | 1,673,000 | 1,673,000
$3.50 Series Preferred Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Preferred Stock, Shares Authorized | 23,000,000 | 23,000,000 | 23,000,000
Preferred Stock, Shares Issued | 700,000 | 700,000 | 700,000

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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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